Cam type fastener



FIG. 1 is a front elevational view of a cam-type fastener showing my new design; the rear being identical;

FIG. 2 is a side elevational view thereof, both sides being identical;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a cam type fastener, as shown and described. 